Results 101 to 110 of about 5,874 (174)

Caracterización diagenética y estratigráfica de las secciones “Chejendé” y “La Aguada” en el Occidente de Venezuela, Estado Trujillo

open access: yes, 2013
El presente trabajo consiste en un estudio diagenético detallado de la Formación La Luna en las secciones Chejendé y La Aguada ubicadas en el estado Trujillo en el occidente de Venezuela y tiene como objetivo principal evaluar el comportamiento ...
Quereguan, Ruth A.
core  

Bone Diagenesis and Extremes of Preservation in Forensic Science

open access: yesHumans
Understanding the composition and diagenetic processes of the deposition environment is pivotal to understanding why bone undergoes preservation or diagenesis.
Rhys Williams   +3 more
doaj   +1 more source

Impacts of diagenetic process on reservoir quality of the Middle Cretaceous Upper Sarvak Formation in one of oil fields in the Abadan Plain, SW Iran [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2016
During the precipitation of Sarvak formation imprints of climate, tectonic and sea level fluctuation lead to some of the most prolific reservoirs in Zagros and Persian Gulf basins.
Ali Assadi   +3 more
doaj  

Homogenization of a random Field in the propagation of seismic waves

open access: yes, 2023
The inherent variability of soils is influenced by the geological history of the deposit as well as processes like infiltration, diagenesis, and physical, chemical, or biological weathering.
Ríos Heredia, David Mauricio
core  

El metamorfismo del Paleozoico de la isla de Menorca (Islas Baleares).

open access: yes, 1992
Los materiales paleozoicos del área Hercínica de Menorca han experimentado un metamorfismo de bajo y muy bajo grado (Carbonífero en tránsito a diagénesis (Devónico), cuyas características son establecidas.
Brell Parlade, José Manuel   +2 more
core   +1 more source

Petrografía y diagénesis de la secuencia clástica heterolítica asociada al límite Cretácico-Paleógeno de la Isla Gorgonilla: una contribución al conocimiento geológico del pacífico colombiano

open access: yes, 2023
On the Colombian Pacific coast there is a complex of islands and islets with an approximate height of 90 to 338 meters above sea level (masl), declared a World Heritage Site by UNESCO, forged by various geotectonic processes between the Pacific oceanic ...
Manco Jaraba, Dino Carmelo   +1 more
core  

Salt Range Formation of Pakistan Preserves Unique Record of Volcanic Fertilization During the Ediacaran Shuram Excursion

open access: yesTerra Nova, Volume 38, Issue 6, Page 368-375, December 2026.
ABSTRACT Thin, discontinuous, organic‐rich oil shale beds in the siliciclastic‐evaporitic Salt Range Formation (SRF) of Pakistan are of approximate Neoproterozoic to Cambrian age based on stratigraphic constraints. The beds are enriched (26–43 wt.% total organic carbon, TOC) in aliphatic organic matter (OM) of low thermal maturity despite their ...
Paul C. Hackley   +4 more
wiley   +1 more source

Multi‐Isotopic Reconstruction of Prehistoric Diet and Trophic Organization in Cis‐Baikal Using Zinc and Amino Acid Nitrogen Isotopes

open access: yesAmerican Journal of Biological Anthropology, Volume 191, Issue 3, November 2026.
ABSTRACT Objectives Reconstructing dietary practices in prehistoric hunter‐gatherer populations requires disentangling complex ecological, cultural, and chronological variables. In the Cis‐Baikal region of Siberia, subsistence systems relied on combinations of freshwater and terrestrial resources, including fish, Baikal seals, and terrestrial game ...
Gwen Le Bras   +11 more
wiley   +1 more source

Disentangling the depositional, tectonic and diagenetic history of a unique case of rhombic calcite in marine carbonate scree‐like deposits in the Cretaceous Cauvery Basin

open access: yesThe Depositional Record, Volume 12, Issue 5, November 2026.
A succession of marine deposited scree deposits got exposed to meteoric fluids due to sea level drop or tectonic uplift. This potentially caused a unique form of diagenetic transformation in scree deposits, that is the formation of micro rhombic calcite.
Shilpa Srimani, Theresa Nohl
wiley   +1 more source

Diagenesis and pore evolution of tight reservoirs in glutenite section of Bachu Formation, Tahe Oilfield

open access: yesShiyou shiyan dizhi
The tight reservoirs in the glutenite section of the Carboniferous Bachu Formation in the Tahe Oilfield represent an important future exploration target.
Xindong DIAO   +11 more
doaj   +1 more source

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